package thinkingJava.chapter19;

enum SecurityCategory {
	STOCK(Security.Stock.class), BOND(Security.Bond.class)
	;
	Security[] values;
	SecurityCategory(Class<? extends Security> kind) {
		values = kind.getEnumConstants();
	}
	interface Security {
		enum Stock implements Security {
			SHORT, LONG, MARGIN
		}
		enum Bond implements Security {
			MUNICIPAL, JUNK
		}
	}
	public Security randomSelection() {
		return Enums.random(values);
	}
	public static void main(String[] args) {
		for (int i = 0; i < 10 ; i ++) {
			SecurityCategory sc = Enums.random(SecurityCategory.class);
			System.out.println(sc + " : " + sc.randomSelection());
		}
	}
}
